From 8b493c3b52d814e211886c14c6fc63187181a131 Mon Sep 17 00:00:00 2001
From: Jason Simmons <jsimmons@google.com>
Date: Wed, 19 Apr 2023 10:35:25 -0700
Subject: [PATCH] [Impeller] Change the default color format for the GLES
 backend to RGBA

This provides compatibility with BlitCopyTextureToBufferCommandGLES::Encode
and glReadPixels (which only guarantees support for RGBA).
---
 impeller/renderer/backend/gles/context_gles.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/impeller/renderer/backend/gles/context_gles.cc b/impeller/renderer/backend/gles/context_gles.cc
index f2bba7c15c524..d64d607d47e8f 100644
--- a/impeller/renderer/backend/gles/context_gles.cc
+++ b/impeller/renderer/backend/gles/context_gles.cc
@@ -69,7 +69,7 @@ ContextGLES::ContextGLES(std::unique_ptr<ProcTableGLES> gl,
             .SetSupportsTextureToTextureBlits(
                 reactor_->GetProcTable().BlitFramebuffer.IsAvailable())
             .SetSupportsFramebufferFetch(false)
-            .SetDefaultColorFormat(PixelFormat::kB8G8R8A8UNormInt)
+            .SetDefaultColorFormat(PixelFormat::kR8G8B8A8UNormInt)
             .SetDefaultStencilFormat(PixelFormat::kS8UInt)
             .SetSupportsCompute(false, false)
             .SetSupportsReadFromResolve(false)